HESU

Drain pipes, not of metal; Gutter pipes, not of metal; Non-metal drains for use in construction of basement waterproofing system; Non-metal gutter pipes; Non-metal sewer pipes; Non-metal sump reservoirs and drain sold as a unit for use in the construction of basement waterproofing systems; Non-metal water pipes; Plastic conduit for drainage; Plastic conduit for irrigation; Sewer pipes, not of metal; Water-pipes, not of metal